From: Stefan Beller <sbeller@google.com>
To: Junio C Hamano <gitster@pobox.com>,
Johannes Schindelin <Johannes.Schindelin@gmx.de>,
Johannes Sixt <j6t@kdbg.org>
Cc: "git@vger.kernel.org" <git@vger.kernel.org>
Subject: Re: [PATCH v3 13/13] is_missing_file_error(): work around EINVAL on Windows
Date: Tue, 30 May 2017 12:13:18 -0700 [thread overview]
Message-ID: <CAGZ79kZC4WM=aXPO9Rk1GQ7+XKUhoWUZefjM6Trk-11QcrhBYA@mail.gmail.com> (raw)
In-Reply-To: <20170526033510.1793-14-gitster@pobox.com>
On Thu, May 25, 2017 at 8:35 PM, Junio C Hamano <gitster@pobox.com> wrote:
> When asked to open/fopen a path, e.g. "a/b:/c", which does not exist
> on the filesystem, Windows (correctly) fails to open it but sets
> EINVAL to errno
errno to EINVAL (as of now it sounds as if it is a EINVAL = errno,
which makes no sense to me)
> because the pathname has characters that cannot be
> stored in its filesystem.
>
> As this is an expected failure, teach is_missing_file_error() helper
> about this case.
>
> This is RFC,
cc'd people knowledgeable of Windows.
> as there may be a case where we get EINVAL from
> open/fopen for reasons other than "the filesystem does not like this
> pathname" that may be worth reporting to the user, and this change
> is sweeping such an error under the rug.
>
> Signed-off-by: Junio C Hamano <gitster@pobox.com>
> ---
> wrapper.c | 4 ++++
> 1 file changed, 4 insertions(+)
>
> diff --git a/wrapper.c b/wrapper.c
> index f1c87ec7ea..74aa3b7803 100644
> --- a/wrapper.c
> +++ b/wrapper.c
> @@ -434,6 +434,10 @@ static void warn_on_inaccessible(const char *path)
> * see if the errno indicates a missing file that we can safely ignore.
> */
> static int is_missing_file_error(int errno_) {
> +#ifdef GIT_WINDOWS_NATIVE
> + if (errno_ == EINVAL)
> + return 1;
> +#endif
> return (errno_ == ENOENT || errno_ == ENOTDIR);
> }
>
> --
> 2.13.0-491-g71cfeddc25
>
next prev parent reply other threads:[~2017-05-30 19:13 UTC|newest]
Thread overview: 41+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-05-22 6:11 What's cooking in git.git (May 2017, #06; Mon, 22) Junio C Hamano
2017-05-22 17:42 ` Jonathan Nieder
2017-05-23 3:33 ` Junio C Hamano
2017-05-23 5:02 ` Jonathan Nieder
2017-05-23 5:14 ` Junio C Hamano
2017-05-25 12:58 ` Duy Nguyen
2017-05-26 2:56 ` Junio C Hamano
2017-05-26 3:34 ` [PATCH v3 00/13] reporting unexpected errors after (f)open Junio C Hamano
2017-05-26 3:34 ` [PATCH v3 01/13] git_fopen: fix a sparse 'not declared' warning Junio C Hamano
2017-05-26 3:34 ` [PATCH v3 02/13] use xfopen() in more places Junio C Hamano
2017-05-26 3:35 ` [PATCH v3 03/13] clone: use xfopen() instead of fopen() Junio C Hamano
2017-05-26 3:35 ` [PATCH v3 04/13] config.mak.uname: set FREAD_READS_DIRECTORIES for Linux and FreeBSD Junio C Hamano
2017-05-26 3:35 ` [PATCH v3 05/13] config.mak.uname: set FREAD_READS_DIRECTORIES for Darwin, too Junio C Hamano
2017-05-30 18:51 ` Stefan Beller
2017-05-30 23:14 ` Junio C Hamano
2017-05-30 23:32 ` Stefan Beller
2017-05-26 3:35 ` [PATCH v3 06/13] wrapper.c: add and use warn_on_fopen_errors() Junio C Hamano
2017-05-26 3:35 ` [PATCH v3 07/13] wrapper.c: add and use fopen_or_warn() Junio C Hamano
2017-05-26 3:35 ` [PATCH v3 08/13] wrapper.c: make warn_on_inaccessible() static Junio C Hamano
2017-05-26 3:35 ` [PATCH v3 09/13] print errno when reporting a system call error Junio C Hamano
2017-05-26 3:35 ` [PATCH v3 10/13] rerere.c: move error_errno() closer to the source system call Junio C Hamano
2017-05-30 18:58 ` Stefan Beller
2017-05-26 3:35 ` [PATCH v3 11/13] log: fix memory leak in open_next_file() Junio C Hamano
2017-05-26 3:35 ` [PATCH v3 12/13] wrapper: factor out is_missing_file_error() Junio C Hamano
2017-05-30 0:31 ` [PATCH 1/2] compat-util: is_missing_file_error() Junio C Hamano
2017-05-30 0:32 ` [PATCH 2/2] treewide: use is_missing_file_error() where ENOENT and ENOTDIR are checked Junio C Hamano
2017-05-26 3:35 ` [PATCH v3 13/13] is_missing_file_error(): work around EINVAL on Windows Junio C Hamano
2017-05-29 20:25 ` [PATCH 1/2] mingw: verify that paths are not mistaken for remote nicknames Johannes Sixt
2017-05-29 20:27 ` [PATCH 2/2] mingw_fopen: report ENOENT for invalid file names Johannes Sixt
2017-05-29 20:40 ` [PATCH 1/2] mingw: verify that paths are not mistaken for remote nicknames Ævar Arnfjörð Bjarmason
2017-05-29 21:02 ` Johannes Sixt
2017-05-29 21:59 ` Ramsay Jones
2017-05-30 0:03 ` Junio C Hamano
2017-05-30 13:40 ` Ramsay Jones
2017-05-29 23:53 ` Junio C Hamano
2017-05-30 4:46 ` Junio C Hamano
2017-05-30 20:35 ` Johannes Sixt
2017-05-30 0:29 ` Junio C Hamano
2017-05-30 19:13 ` Stefan Beller [this message]
2017-05-30 23:17 ` [PATCH v3 13/13] is_missing_file_error(): work around EINVAL on Windows Junio C Hamano
2017-05-30 23:32 ` Stefan Beller
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